Aerosol transmission means that the virus enters the air to form aerosols floating in the air and enters the respiratory tract with the air flow and the breathing of healthy people, and can be infected through the mucous membranes of the eyes, and is likely to occur in crowded elevators or poorly ventilated toilets. On the prevention of aerosol transmission of viruses, the following measures can be seen: 1, reasonable window ventilation; 2, non-special circumstances as far as possible not to go out; 3, if you must go out, you need to do a good job of whole body protection, the main protection of mucous membrane exposure position, such as eyes, mouth, nose, can wear a mask. If there are conditions or areas with high population density and heavy pollution, you need to wear protective goggles; 4, pay attention to personal hygiene, wash hands regularly to avoid hand contamination of certain viruses and bacteria brought to the body; 5, pay close attention to the health of family members. If there are symptoms of fever and cough among family members, they should consciously avoid contact with others, seek medical attention in a timely manner and fully cooperate with doctors for treatment. Although aerosol transmission has not yet become a clear way of transmission, it is important to pay attention to or prevent this mode of transmission, not to deny the riskiness of this mode of transmission, and to make sure to strengthen prevention. Content source: Dr. You Lai